Question

Find the value of 249² – 248² .
give answer in detail​

Answer 1

Answer:

u can do this using the formulae: (a-b)(a+b)

Step-by-step explanation:

(249-248) (249+248)

1*497= 497

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Answer 2

Answer:

${(249)}^{2} - {(248)}^{2} \\ = (249 + 248)(249 - 248) \\ = 497 \times 1 \\ = 497$